Features 1、Support Bluetooth 4.2 and hands-free call function. Blue backlight, support USB sound card function and Micro USB 5V power input. 2、Support folder selection play (remote control operation or panel operation) from SD card or USB disk. 3、Support USB/SD card/Bluetooth/FM switching. Support conversion prompt and call number reminding (Signal or Chinese / English voice optional). 4、The decoder supports MP3/WMA/WAV/lossless APE/FLAC format music. MP3 Songs: 2-320kbps, WAV/WMA: 1411kbps and below. 5、Support SD card / USB flash switching, songs selection, volume adjustment, EQ, play / pause, stop, mute, shutdown, direct election song. Specification Description: This Bluetooth decoder board with USB and SD card slot allows you to playback music from external U disk or SD card, as well as the FM radio broadcast. With memory function and LED display screen, it is much convenient for you to operate and use the Bluetooth decoder board. Features: Support Bluetooth 4.2 and hands-free call function. Blue backlight, support USB sound card function and Micro USB 5V power input. Support folder selection play (remote control operation or panel operation) from SD card or USB disk. Support USB/SD card/Bluetooth/FM switching. Support conversion prompt and call number reminding (Signal or Chinese / English voice optional). The decoder supports MP3/WMA/WAV/lossless APE/FLAC format music. MP3 Songs: 2-320kbps, WAV/WMA: 1411kbps and below. Support SD card / USB flash switching, songs selection, volume adjustment, EQ, play / pause, stop, mute, shutdown, direct election song. With bluetooth audio receiver module, when cell phone and bluetooth module matching connection, the MP3 files via bluetooth sent to the product of the bluetooth receiver module to play, which has greatly helped the function of the product and entertainment. Support power off memory function: memory play songs and volume before power off. This product also be like ordinary MP3 decoder board, plays U disk or SD card MP3 files, as well as the FM radio broadcast. Specifications: Screen size: 45 * 8mm / 1.8 * 0.3inch Panel size: 107 * 25 * 31mm / 4.2 * 1.0 * 1.2inch Hole size: 84 * 20mm / 3.3 * 0.8inch Power: 12V, 5V Current 800MA-1A Bluetooth: Bluetooth 4.2 Package weight: 42g Package List: 1 x Decoder Board 1 x Remote Control 1 x Surface Cover 2 x Cable Package List